On Wednesday, August 20, 2014 5:53:20 PM UTC-4, clifford wrote:
Like most conlangs, Lojban gave virtually no consideration to the noisy room problem -- and has resisted any attempt to deal with the issue since (but then, so has English "talk louder, repeat yourself, ...")
Well considering lojban has just five pure vowel sounds, there is certainly room for playing with vowel harmonies (https://en.wikipedia.org/wiki/Vowel_harmony).